BLM18BD470SH1D

Chip Ferrite Bead Overview

The Murata BLM18BD470SH1D is a single-line chip ferrite bead in the EMIFIL BLM18 series, housed in a 0603 (1608 metric) surface-mount package. It provides an impedance of 47 Ohms at 100 MHz with a maximum DC resistance of 250 mOhms and a rated current of 500 mA. The component operates within a temperature range of -55°C to +125°C and measures 1.6 mm x 0.8 mm x 0.95 mm.

Chip Ferrite Bead Feature Summary

• Functions as a resistor at noise frequencies to reduce resonance possibilities
• Designed for EMI suppression on high-speed signal lines
• Single-line configuration for differential mode filtering

Chip Ferrite Bead Applications

• EMI suppression filters
• High-speed signal line noise reduction

Chip Ferrite Bead Procurement Notes

Verify the specific suffix SH1D against official Murata documentation to confirm exact physical dimensions and termination specifications. Ensure the selected variant matches the required 0603 footprint and electrical ratings for the target circuit design before finalizing procurement.

Chip Ferrite Bead Selection Notes

Select this component when a 47 Ohm impedance at 100 MHz is required for single-line noise suppression. Consider the 500 mA current rating and 250 mOhms DC resistance to ensure compatibility with the signal line's power requirements and thermal constraints.

Chip Ferrite Bead Part Context

This part belongs to the Murata EMIFIL BLM18 series of chip ferrite beads. These components are engineered to suppress electromagnetic interference in compact electronic designs, offering reliable performance in small form factors suitable for modern surface-mount assembly processes.

Chip Ferrite Bead Replacement Considerations

Consult official Murata substitution guides for verified equivalents. Cross-reference impedance curves and current ratings to ensure functional parity without relying on generic industry assumptions.